PLC Crossword
Across
- 3. – The smallest unit of memory (0 or 1).
- 4. – The "brain" module that executes the logic (Central Processing Unit).
- 5. – The repetitive cycle: Read Inputs > Execute Logic > Update Outputs.
- 6. – The memory table where field device status is stored.
- 9. – An electromechanical machine that converts electrical energy into mechanical motion.
- 10. – The memory table where logic results are stored to drive devices.
- 11. – An electromechanical switch used for signal isolation or low-power switching.
- 12. – A mushroom-headed button used to immediately shut down machinery in an emergency.
- 13. – The standard graphical language resembling relay diagrams.
Down
- 1. – A safety device that melts to break the circuit during an overcurrent event.
- 2. – A device connected to an input module that detects physical conditions.
- 3. – The base-2 numbering system (1s and 0s) used by the processor.
- 4. – An instruction used to tally up or down sequential events.
- 7. – An instruction used to measure time duration (TON, TOF).
- 8. – The symbol -( )- representing an output or internal relay.